Home / 4,103.26-6,147.90-2,784.17

Finding the Fourth Proportional to 4,103.26, 6,147.90 and 2,784.17

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Solution

The fourth proportional to 4,103.26, 6,147.90 and 2,784.17 is: 4,171.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.26 : 6,147.90 = 2,784.17 : x
  2. Step 2: Convert to fraction form
    4,103.26/6,147.90 = 2,784.17/x
  3. Step 3: Cross multiply
    4,103.26x = 6,147.90 × 2,784.17
  4. Step 4: Simplify right side
    4,103.26x = 17,116,814.11
  5. Step 5: Solve for x
    x = 17,116,814.11/4,103.26
  6. Step 6: Final answer
    x = 4,171.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.